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Substation Lightning Arrester
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444KV Extra High Voltage Substation Lightning Arrester with ISO9001 Certified

444KV Extra High Voltage Substation Lightning Arrester with ISO9001 Certified

Brand Name: YONGDE
Model Number: Y20W5-444
MOQ: 1pcs
Price: negotiation
Payment Terms: D/A, D/P, L/C, T/T, Western Union, MoneyGram, PayPal
Supply Ability: 1,500 pcs per month
Detail Information
Place of Origin:
Zhejiang,China(Mainland)
Certification:
ISO9001
Product:
Surge Arrester
Material:
Porcelain
Housing:
Porcelain
Rated Voltage:
444KV
Nominal Current:
20KA
Function:
Over-Voltage Protection
Color:
Brown
Packaging Details:
Wooden case
Supply Ability:
1,500 pcs per month
Highlight:

lightning arrester in substation

,

station type lightning arrester

Product Description

Extra-high Voltage Outdoor Power Station Surge Protection Device

 

Description:

 

Porcelain Surge Arrester 

Main features: It adopts double sealing structure, the core encapsulates by molded silicone rubber which completely solves the sealing problem of porcelain housed products.
It has a two-way pressure release structure.
Its core component ZnO varistor has good pressure ratio, consistency, large flow capacity and high reliability.
E creepage distance of porcelain housed products is wide which is suitable for IV level heavy pollution areas.

 

Specifications:

 

Rated voltage: 444KV
Nominal discharge current: 20KA

 

Type Nominal System Voltage Rated Voltage Continuous Operating Voltage MRV under 1/5 μ s Steeo Discharge Current MRV under 8/20 μ s Lightning Discharge Current MRV under 30/60 μ s Operating Discharge Current Minmum Reference Voltage under 1 mA DC 4/10 μ s High Current Impulse Twice (KA) 2mS SW through-flow capacity A/18 Line Discharge Class
10KA 20KA 10KA 20KA 0.5KA 2KA
Y10W5-420/960 500 420 318 1075   960   852   565 100 1500 4
Y20W5-420/1046 500 420 318   1070   1046   858 565 100 2000 5
Y10W5-444/1015 500 444 324 1137   1015   900   597 100 1500 4
Y20W5-444/1106 500 444 324   1238   1106   907 597 100 2000 5
Y10W5-468/1070 500 468 330 1198   1070   950   630 100 1500 4
Y20W5-468/1166 500 468 330   1306   1166   956 630 100 2000 5

500kV.jpg